Home / 864,232.20-1,296,329.58-265,179.78

Finding the Fourth Proportional to 864,232.20, 1,296,329.58 and 265,179.78

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Solution

The fourth proportional to 864,232.20, 1,296,329.58 and 265,179.78 is: 397,763.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    864,232.20 : 1,296,329.58 = 265,179.78 : x
  2. Step 2: Convert to fraction form
    864,232.20/1,296,329.58 = 265,179.78/x
  3. Step 3: Cross multiply
    864,232.20x = 1,296,329.58 × 265,179.78
  4. Step 4: Simplify right side
    864,232.20x = 343,760,392,831.89
  5. Step 5: Solve for x
    x = 343,760,392,831.89/864,232.20
  6. Step 6: Final answer
    x = 397,763.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.